Cita APA (7th ed.)

Vaccai, N., & Elson, L. C. (1878). Practical Italian method. White-Smith Music.

Cita Chicago (17th ed.)

Vaccai, Niccolo, i Louis C. Elson. Practical Italian Method. Boston: White-Smith Music, 1878.

Cita MLA (9th ed.)

Vaccai, Niccolo, i Louis C. Elson. Practical Italian Method. White-Smith Music, 1878.